Exposure
- ID
- GRAVI.2023-07-04T05:00:31.073_2
- Header ID
- GRAVI.2023-07-04T05:00:31.073
- Date updated
- 2023-07-04 05:15:57 UTC+0000
- Release date
- 2024-07-04 05:15:57 UTC+0000
- UTC Start
- 2023-07-04 05:00:31.073
- UTC End
- 2023-07-04 05:06:31.073
- MJD Start
- 60129.20869297
- MJD End
- 60129.2128596367
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0038105
- Ambient temperature (°C)
- 12.02
- Seeing (arcsec)
- 1.04
Observation
- ID
- 56080
- Category
- science
- Program ID
- 111.24H1.003
- Program Title
- THE GALACTIC CENTER WITH GRAVITY - PROBING EVENT HORIZON SCALE PHYSICS WITH STARS AND FLARES
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ GENZEL/ OTT/ STRAUBMEIER/ BRANDNER/ ROUSSELET-PERRAUT/ PERRIN/ GARCIA/ ECKART/ DE ZEEUW/ WIDMANN/ PAUMARD/ HORROBIN/ VINCENT/ DRESCHER/ BOURDAROT/ CAO/ LUTZ/ STURM/ RIBEIRO
Target
- ID
- 41180
- Name
- IRS16C
- RA
- 266.417108333333
- DEC
- -29.0076453055556
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
Baseline | Length start | Length end | Angle start | Angle end |
---|---|---|---|---|
U1-U2 | 55.1900 | 55.0130 | 33.6000 | 34.1000 |
U1-U3 | 99.3850 | 98.9740 | 40.0000 | 40.5000 |
U1-U4 | 123.9150 | 122.9520 | 68.8740 | 69.4940 |
U2-U3 | 44.9520 | 44.7150 | 47.8000 | 48.3000 |
U2-U4 | 85.0560 | 84.3430 | 90.8800 | 91.6800 |
U3-U4 | 60.5970 | 60.2630 | 121.3350 | 122.3220 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 111.24H1.003 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,DUAL |
MJD-OBS | 60129.20869297 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | S4 |
RA | 266.416687 |
DEC | -29.0073 |
HIERARCH ESO INS SPEC RES | LOW |
HIERARCH ESO INS POLA MODE | SPLIT |
HIERARCH ESO ISS CONF NTEL | 4 |
HIERARCH ESO ISS CONF STATION1 | U1 |
HIERARCH ESO ISS CONF STATION2 | U2 |
HIERARCH ESO ISS CONF STATION3 | U3 |
HIERARCH ESO ISS CONF STATION4 | U4 |
EXPTIME | 389.0 |
HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
HIERARCH ESO DET2 NDIT | 12 |
HIERARCH ESO ISS PBL12 START | 55.19 |
HIERARCH ESO ISS PBL12 END | 55.013 |
HIERARCH ESO ISS PBLA12 START | 33.6 |
HIERARCH ESO ISS PBLA12 END | 34.1 |
HIERARCH ESO ISS PBL13 START | 99.385 |
HIERARCH ESO ISS PBL13 END | 98.974 |
HIERARCH ESO ISS PBLA13 START | 40.0 |
HIERARCH ESO ISS PBLA13 END | 40.5 |
HIERARCH ESO ISS PBL14 START | 123.915 |
HIERARCH ESO ISS PBL14 END | 122.952 |
HIERARCH ESO ISS PBLA14 START | 68.874 |
HIERARCH ESO ISS PBLA14 END | 69.494 |
HIERARCH ESO ISS PBL23 START | 44.952 |
HIERARCH ESO ISS PBL23 END | 44.715 |
HIERARCH ESO ISS PBLA23 START | 47.8 |
HIERARCH ESO ISS PBLA23 END | 48.3 |
HIERARCH ESO ISS PBL24 START | 85.056 |
HIERARCH ESO ISS PBL24 END | 84.343 |
HIERARCH ESO ISS PBLA24 START | 90.88 |
HIERARCH ESO ISS PBLA24 END | 91.68 |
HIERARCH ESO ISS PBL34 START | 60.597 |
HIERARCH ESO ISS PBL34 END | 60.263 |
HIERARCH ESO ISS PBLA34 START | 121.335 |
HIERARCH ESO ISS PBLA34 END | 122.322 |
HIERARCH ESO ISS AMBI TAU0 START | 0.003914 |
HIERARCH ESO ISS AMBI TAU0 END | 0.003707 |
HIERARCH ESO ISS AMBI TEMP | 12.02 |
HIERARCH ESO ISS AMBI FWHM START | 1.11 |
HIERARCH ESO ISS AMBI FWHM END | 0.97 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
HIERARCH ESO FT ROBJ DELTA | -290027.5231 |